package top.littlejiang.onlinexam.common.base;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;

/**
 * @author chen
 * @Description
 * @since 2020/12/26 16:31
 */
public interface BaseDao<T> extends BaseMapper<T> {
	/**
	 * 添加
	 * @param s
	 * @return
	 */
	int add(String s);
}
